137897820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:756

約数の個数: 144

約数和(自身を含む): 448200480

約数和(自身を除く): 310302660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 61, 76, 90, 95, 114, 122, 171, 180, 183, 190, 228, 244, 285, 305, 342, 366, 380, 549, 570, 610, 661, 684, 732, 855, 915, 1098, 1140, 1159, 1220, 1322, 1710, 1830, 1983, 2196, 2318, 2644, 2745, 3305, 3420, 3477, 3660, 3966, 4636, 5490, 5795, 5949, 6610, 6954, 7932, 9915, 10431, 10980, 11590, 11898, 12559, 13220, 13908, 17385, 19830, 20862, 23180, 23796, 25118, 29745, 34770, 37677, 39660, 40321, 41724, 50236, 52155, 59490, 62795, 69540, 75354, 80642, 104310, 113031, 118980, 120963, 125590, 150708, 161284, 188385, 201605, 208620, 226062, 241926, 251180, 362889, 376770, 403210, 452124, 483852, 565155, 604815, 725778, 753540, 766099, 806420, 1130310, 1209630, 1451556, 1532198, 1814445, 2260620, 2298297, 2419260, 3064396, 3628890, 3830495, 4596594, 6894891, 7257780, 7660990, 9193188, 11491485, 13789782, 15321980, 22982970, 27579564, 34474455, 45965940, 68948910, 137897820]

約数ペア:

[(1, 137897820), (2, 68948910), (3, 45965940), (4, 34474455), (5, 27579564), (6, 22982970), (9, 15321980), (10, 13789782), (12, 11491485), (15, 9193188), (18, 7660990), (19, 7257780), (20, 6894891), (30, 4596594), (36, 3830495), (38, 3628890), (45, 3064396), (57, 2419260), (60, 2298297), (61, 2260620), (76, 1814445), (90, 1532198), (95, 1451556), (114, 1209630), (122, 1130310), (171, 806420), (180, 766099), (183, 753540), (190, 725778), (228, 604815), (244, 565155), (285, 483852), (305, 452124), (342, 403210), (366, 376770), (380, 362889), (549, 251180), (570, 241926), (610, 226062), (661, 208620), (684, 201605), (732, 188385), (855, 161284), (915, 150708), (1098, 125590), (1140, 120963), (1159, 118980), (1220, 113031), (1322, 104310), (1710, 80642), (1830, 75354), (1983, 69540), (2196, 62795), (2318, 59490), (2644, 52155), (2745, 50236), (3305, 41724), (3420, 40321), (3477, 39660), (3660, 37677), (3966, 34770), (4636, 29745), (5490, 25118), (5795, 23796), (5949, 23180), (6610, 20862), (6954, 19830), (7932, 17385), (9915, 13908), (10431, 13220), (10980, 12559), (11590, 11898)]